A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5998-00-401-4940
NSN 6105-01-026-4343
NSN 5960-00-682-2777
NSN 6320-00-284-1524
NSN 5925-01-142-1996
NSN 6320-00-284-1524
NSN 5935-01-012-2565
NSN 6135-00-209-6918
NSN 5950-01-565-6579
NSN 5960-01-205-0386
NSN 7035-00-166-0339
NSN 7035-01-633-9537